Performing a caudal block in a child and add clonidine to prolong duration of block. What significant complication is increased?

Performing a caudal block in a child and add clonidine to prolong duration of block. What significant complication is increased?









A. Sedation
B. Urinary retention
C. Bradycardia
D. PONV
E. Respiratory depression









Answer:  A